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JPL Small-Body Database Browser
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95550 (2002 ET89)
Classification: Outer Main-belt Asteroid          SPK-ID: 2095550
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1029087668424669 6.4471e-08  
a 3.223123168355771 2.1515e-08 au
q 2.891435537718894 2.1064e-07 au
i 17.40273172280044 5.9946e-06 deg
node 183.9007725133278 1.6044e-05 deg
peri 24.26655766404606 2.752e-05 deg
M 15.54569592301916 2.0781e-05 deg
tp 2458909.231387643158
(2020-Feb-29.73138764)
0.00012217 TDB
period 2113.556100104252
5.79
2.1163e-05
5.794e-08
d
yr
n .170329048745024 1.7055e-09 deg/d
Q 3.554810798992648 2.373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      625  
   data-arc span      8397 days (22.99 yr)  
   first obs. used      1997-05-01  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56286  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:16:14  

Additional Information
 Earth MOID = 1.89715 au 
 Jupiter MOID = 1.41772 au 
 T_jup = 3.108 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO436438  

95550 (2002 ET89)          Discovered 2002-Mar-12 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1988-Sep-15 23:22 00:01 Jupiter 1.86304020397065 1.86303894169033 1.86304146625117 3.80321807115344 3.6817356029728 2447420.473830448 1.19768926863242 160.356451956374 64.6086465454486 -84.0703367443747 2256422.21831465 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:16:34 2020-May-20 17:16
1999-Nov-16 11:04 < 00:01 Jupiter 1.53090412096211 1.53090321904882 1.53090502287548 4.36787149517549 4.23930847244574 2451498.961085333 0.62556807688792 107.072686910896 44.3418304682471 85.3268585569886 2427175.37973446 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:16:34 2020-May-20 17:16
2011-Mar-18 10:13 < 00:01 Jupiter 1.40010679177229 1.40010618242535 1.40010740111939 4.51544043392831 4.3794134813842 2455638.925810760 0.338426940342073 80.0099061699744 28.2357356323451 82.7413118455992 2590197.93993354 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:16:34 2020-May-20 17:16
2022-Jul-21 10:48 < 00:01 Jupiter 1.49099772151688 1.49099715921179 1.49099828382222 4.53251335246964 4.40539386627526 2459781.949728350 0.45674332767658 110.555803502803 26.0577931535807 -85.851367097718 2754403.29027112 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:16:34 2020-May-20 17:16
2033-Oct-06 15:09 < 00:01 Jupiter 1.80195781601923 1.80195664994919 1.8019589820904 4.35358729176062 4.2442441867645 2463877.131366484 0.933478234943353 123.577014001279 45.9561592463585 -71.6800874701488 3287085.41107254 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:16:34 2020-May-20 17:16
2166-Apr-24 06:10 00:03 Jupiter 1.68436863310575 1.68436535768007 1.68437190854111 4.00290530142249 3.87524270592693 2512288.756714096 3.4091339584481 281.536355759043 82.410071900458 55.996590224721 2114664.9945165 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:16:34 2020-May-20 17:16
2177-Jul-31 20:12 00:03 Jupiter 1.4581570585151 1.45815541729533 1.45815869977954 4.40557678168989 4.27169000190896 2516405.341449186 2.82155860778377 454.819591729496 33.9482539886659 80.3399431439898 2516066.43117091 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:16:34 2020-May-20 17:16
2188-Dec-06 06:40 00:03 Jupiter 1.43550923865068 1.4355083107289 1.43551016663365 4.55139533779397 4.41985283889534 2520550.778043465 3.08425036826685 553.054236330727 23.3876410262494 -85.9190043557361 2836148.8757186 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:16:34 2020-May-20 17:16
2200-Mar-20 01:50 00:04 Jupiter 1.63894949269989 1.63894574259761 1.63895324285901 4.59422266417363 4.48031980043008 2524671.576157599 4.18106708540363 528.366461332225 32.0244226703814 -69.4626068572313 3525424.46174635 T 18 CATAB v2.0f-lin.ifort 2020-May-20 17:16:34 2020-May-20 17:16

Alternate Designations
 2002 ET89 = 1997 JB3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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